207917-08-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 207917-08-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,0,7,9,1 and 7 respectively; the second part has 2 digits, 0 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 207917-08:
(8*2)+(7*0)+(6*7)+(5*9)+(4*1)+(3*7)+(2*0)+(1*8)=136
136 % 10 = 6
So 207917-08-6 is a valid CAS Registry Number.